Fix another SASLAUTHD segfault.

I'm not bumping PORTREVISION for this one; I've _just_ bumped it for
major changes a few moments ago and you'd have to be pretty unlucky
to pick up those changes but not this one.

Reported by:	Oliver Eikemeier <eikemeier@fillmore-labs.com>
Submitted by:	Lukasz Grochal <lgrochal@rmf.pl>

mail/exim/files/patch-src::auths::pwcheck.c

@@ -0,0 +1,12 @@
+--- src/auths/pwcheck.c.orig	Wed Sep 10 16:33:51 2003
++++ src/auths/pwcheck.c	Wed Sep 10 16:34:53 2003
+@@ -210,7 +210,8 @@
+                          CYRUS_SASLAUTHD_SOCKET, strerror(errno));
+        if (reply)
+            *reply = string_sprintf("cannot connect to saslauthd daemon at "
+-                                   "%s: %s", strerror(errno));
++                                   "%s: %s", CYRUS_SASLAUTHD_SOCKET,
++                                   strerror(errno));
+        return PWCHECK_FAIL;
+     }
+